Home / 52,123,093.83-71,928,912.78-28,917,722.57

Finding the Fourth Proportional to 52,123,093.83, 71,928,912.78 and 28,917,722.57

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Solution

The fourth proportional to 52,123,093.83, 71,928,912.78 and 28,917,722.57 is: 39,905,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,123,093.83 : 71,928,912.78 = 28,917,722.57 : x
  2. Step 2: Convert to fraction form
    52,123,093.83/71,928,912.78 = 28,917,722.57/x
  3. Step 3: Cross multiply
    52,123,093.83x = 71,928,912.78 × 28,917,722.57
  4. Step 4: Simplify right side
    52,123,093.83x = 2,080,020,344,174,123
  5. Step 5: Solve for x
    x = 2,080,020,344,174,123/52,123,093.83
  6. Step 6: Final answer
    x = 39,905,926.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.